North-Central United States, Central United States, Western United States, Texas
Europe, Asia
Blue Toadflax, Old-Field Toadflax
Winged flax, Bristle flax, Fairy flax
1a, 1b, 2a, 2b, 3a, 3b, 10
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24